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Finding the Fourth Proportional to 234,815.52, 352,226.52 and 57,326.70

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Solution

The fourth proportional to 234,815.52, 352,226.52 and 57,326.70 is: 85,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,815.52 : 352,226.52 = 57,326.70 : x
  2. Step 2: Convert to fraction form
    234,815.52/352,226.52 = 57,326.70/x
  3. Step 3: Cross multiply
    234,815.52x = 352,226.52 × 57,326.70
  4. Step 4: Simplify right side
    234,815.52x = 20,191,984,044.08
  5. Step 5: Solve for x
    x = 20,191,984,044.08/234,815.52
  6. Step 6: Final answer
    x = 85,990.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.